Finding the Fourth Proportional to 10,418.88, 14,378.04 and 5,703.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,418.88 : 14,378.04 = 5,703.16 : x
2. Step 2: Convert to fraction form
   10,418.88/14,378.04 = 5,703.16/x
3. Step 3: Cross multiply
   10,418.88x = 14,378.04 × 5,703.16
4. Step 4: Simplify right side
   10,418.88x = 82,000,262.61
5. Step 5: Solve for x
   x = 82,000,262.61/10,418.88
6. Step 6: Final answer
   x = 7,870.35